select pnm,lnm,st_cd,st_nm,cnty_id,dm,dm_date,dm_hist,avg_tmax_data,avg_tmin_data,avg_prcp_data,rec_hi_data,rec_lo_data,avg_sndp_data,x,y,ff,lf,fd,hz,er,hz_source,kg,hzd,clim_stn_nm,hz12,hz90, feels_like_min,feels_like_max,days_of_prcp,snow,cloud_cover,humidity,wind_speed from worldtg8_pm.pm_climate_points_namer where surl = 'jackson' and st_surl='wyoming' and iso_cc = 'US' and prim_loc in (1,2) Jackson Wyoming Climate Data - Updated February 2026

Jackson Wyoming Climate Data

Monthly Average Climate Data for Jackson Wyoming

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January6.7 °F27.6 °F1.54 in.
February8.9 °F31.9 °F1.31 in.
March17.0 °F41.0 °F1.39 in.
April25.4 °F50.1 °F1.44 in.
May32.8 °F61.0 °F1.98 in.
June39.0 °F70.7 °F1.69 in.
July43.9 °F81.0 °F1.01 in.
August42.2 °F79.8 °F1.15 in.
September35.1 °F70.1 °F1.54 in.
October26.9 °F55.3 °F1.4 in.
November17.3 °F39.2 °F1.56 in.
December8.0 °F27.8 °F1.75 in.
Annual25.3 °F53 °F17.76 in.

Climate Data for Jackson Wyoming

Average First Frost DateJuly 21 - July 31
Average Last Frost DateJun. 11 - Jun. 20
Average Days With Frost
Plant Hardiness ZoneZone 4b : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4a : -30°F to -25°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
2026 plantmaps.com